terry LAI / Mbed 2 deprecated ESDC2014-pwm

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Dependencies:   mbed

Fork of ESDC2014 by terry LAI

Diff: buzzer.cpp

Revision:
1:cbec1283a16a
Parent:
0:3417ca0a36c0
Child:
2:442902ec3aa1
--- a/buzzer.cpp	Tue Jul 01 10:59:33 2014 +0000
+++ b/buzzer.cpp	Thu Jul 03 03:56:29 2014 +0000
@@ -31,17 +31,56 @@
 Buzzer::Buzzer(MyDigitalOut* buzzer)
 {
     this->_buzzer = buzzer;
-    *_buzzer = 1;
+    ON();
+    wait(0.1);
+    OFF();
+    wait(0.1);
+    ON();
+    wait(0.1);
+    OFF();
+    wait(0.1);
+    ON();
+    wait(0.2);
+    OFF();
 }
 
 Buzzer::~Buzzer(){}
 
-void Buzzer::buzzerON()
+void Buzzer::ON()
 {
     *_buzzer = 0;
 }
 
-void Buzzer::buzzerOFF()
+void Buzzer::OFF()
 {
     *_buzzer = 1;
-}
\ No newline at end of file
+}
+
+void Buzzer::setFlag()
+{
+    flag=1;
+}
+
+void Buzzer::cleanFlag()
+{
+    flag=0;
+}
+
+void Buzzer::check_time_out()
+{
+    if(flag == 1)
+    {
+        ON();
+    }
+    else
+    {
+        OFF();
+    }
+}
+
+void Buzzer::time_out_init()
+{
+    setFlag();
+    time_out.detach();
+    time_out.attach(this, &Buzzer::check_time_out, TIME_OUT);
+}